发明名称 Communication apparatus capable of data communication and speech communication
摘要 A communication apparatus which can carry out a facsimile communication with a calling station and a speech communication with the calling station. The communication apparatus includes, a monitoring block for monitoring received signals, a first determining block for determining, based on a result obtained by the monitoring block, whether or not a first signal transmitted from the calling station is received, a transmission block for transmitting a second signal to the calling station, a first control block for activating the transmission block in a case where the first determining block determines that the first signal is not received within a first time after the communication apparatus becomes capable of communicating to the calling station, a ringing unit for outputting a ringing tone, a second control block for activating the ringing unit when a second time elapses from a time at which the transmission block starts to transmit the second signal, and a third control block for performing the facsimile communication when the first determining block determines that the first signal is received.
申请公布号 US5280519(A) 申请公布日期 1994.01.18
申请号 US19920821195 申请日期 1992.01.16
申请人 RICOH COMPANY, LTD. 发明人 NAKAJIMA, MASATO;SUZUKI, OSAMU
分类号 H04M11/00;H04N1/32;H04N1/327;(IPC1-7):H04M11/00 主分类号 H04M11/00
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